<ui:composition template="/pages/template/template.xhtml"
    xmlns="http://www.w3.org/1999/xhtml"
    xmlns:f="http://java.sun.com/jsf/core"
    xmlns:h="http://java.sun.com/jsf/html"
    xmlns:ui="http://java.sun.com/jsf/facelets">

    <ui:define name="footer">
        <h1>El footer acá =)</h1>
        <p>Blah blah</p>
    </ui:define>
</ui:composition>